442424122 has 8 divisors (see below), whose sum is σ = 758441376. Its totient is φ = 189610332.

The previous prime is 442424117. The next prime is 442424141. The reversal of 442424122 is 221424244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15800848 + ... + 15800875.

It is an arithmetic number, because the mean of its divisors is an integer number (94805172).

Almost surely, 2^442424122 is an apocalyptic number.

442424122 is a deficient number, since it is larger than the sum of its proper divisors (316017254).

442424122 is a wasteful number, since it uses less digits than its factorization.

442424122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31601732.

The product of its digits is 4096, while the sum is 25.

The square root of 442424122 is about 21033.8803362575. The cubic root of 442424122 is about 761.9847258485.

Adding to 442424122 its reverse (221424244), we get a palindrome (663848366).

The spelling of 442424122 in words is "four hundred forty-two million, four hundred twenty-four thousand, one hundred twenty-two".